New research identifies the emotions that motivate some people to make ethical choices day after day.

The motion is non-binding, but that doesn't mean it doesn't matter.

If we're going to push lifestyle change as a strategy, how we manage our money is one of the most important topics of all.

Leggings are a wardrobe staple for many, whether we’re keeping our legs warm in the winter or staying comfy at yoga all year long.

Ethical fashion brands tend to be very expensive, but there are ways to make the transition without spending a pile of money.

Just because garment workers are desperate doesn't mean we should exploit them.

Putting your money to work for sustainability is probably one of the most important things you can do. It just got easier.

An amusing new study delves into the social consequences of one person witnessing another person doing the 'ethical thing' -- and why it makes them uncomfortable.

Yet another sign that the oil industry is facing significant headwinds.

Your favorite clothing item just got even better. These new leggings from Girlfriend Collective tick all the boxes when it comes to eco-friendly and ethical production.

These two values can feel deeply at odds with each other, which can make shopping decisions very challenging.

While advertising her new film "Beauty & the Beast", Watson wants people to think about how and where clothes are made.

The longer we wait, the more expensive (and dangerous) it gets.

And they are not alone...

Facebook makes reconnecting with your past almost scandalous. One friend leads you to 10 more in an exponential manner -- from college, your travels, high school, pre-school

The new Facebook applications feature allows people to add all sorts of functions to the website. One interesting one that we've seen is the Carpooling add-on. Users can post their journeys, where they become searchable. People can then get in contact

What with social networking sites like Facebook all the rage right now and more attention than ever being focused on the issues of global warming and climate change, the moment certainly seems propitious for the unveiling of MakeMeSustainable, a

With the social networking site Facebook recently opening up their platform to external applications, many organizations and companies are taking advantage of the social connection that Facebook thrives on. We previously covered attempts to use

Cooling servers requires a lot of energy, so why not locate them somewhere that is always cold?

Tweet tweet. Collect enough virtual birds and you could make it to the Galapagos.

Who are the best ambassadors for clean energy, energy industry innovators, activists, and more? Vote here.

Ready to share kilowatts? Facebook launched its social energy app today that will enable users to share and compare their home energy consumption.

Whlle TreeHugger has covered energy issues since its founding, Energy as a Best of Green category is new for 2012. Find out the best energy project, energy ambassador, activist group, and more.

Why did Facebook pay $1 billion for Instagram and what can the environmental movement learn from this? It's all about emotion.

A new app from BBC allows you to explore content from their great nature documentaries.

You can now view the energy and water efficiency performance of the company's North Carolina and Oregon data centers in real-time.

With Facebook CEO Mark Zuckerberg facing criticism for supporting Keystone XL pipeline, a comedy duo mocks Facebook "Mess" Everything Up Department.

If you cannot be live in Munich for eCarTec, check out the photo updates on their facebook page

The company would use the Solara solar-powered drone, which can remain in flight for five years at a time!

Non-profit organizations can now use the site to run fundraising campaigns and the simplicity could make a big impact.

From political manipulation to dangerous addiction, Roger NcNamee insists that Facebook needs to change its business model to be less harmful.

Last year before Greenbuild in Chicago, one of America's best architecture critics, Blair Kamin, wrote the introduction to Chicago for GreenSource Magazine. So I was pretty nervous when I was asked to write this year's introduction to Toronto; That is

The buildup is over; Greenbuild has opened in Toronto. I will be heading out to tweet and report from the Convention Centre for the next three days, and round up my buildup posts herein.

I am a huge fan of BuildingGreen, but have not given a lot of coverage of their Green Product of the Year Awards. They are, to put it bluntly, not sexy, like watching Eoncote Ceramic paint dry. But I have been doing our readers a disservice, as I

The point of having a booth at Greenbuild is to attract attention, and like with everything else, design matters. I immediately fell in love with the Kohler booth; In some ways it is so 2005 green, with its recycled materials

It is a fascinating product, glazing that darkens at the flip of a switch, eliminating the

We all know that America and the world are getting fatter, but I didn't know that they are even now making special toilets to deal with the problem. In fact it is, um, an expanding market; The Zurn Bariatric wall hung flush

What can one say about a show that attracts 23,000 green building professionals across the border to Toronto? It could only beGreenbuild, the grand spectacle put on by theU.S. Green Building Council (USGBC). This was its tenth

The rating system is attacked in 2012 for its 2002 standard and the timing couldn't be worse.

The Austrian system can build at 30 storey high-rise in thirty days

The CEO of the USGBC brings it on and fights back against the Plastic People their poodles in Congress

It's going for every label from LEED to Living Building Challenge

It's the Oscars of green building products chosen by the experts, in the runup to Greenbuild.

LEED v4 is here.

Waste water and waste heat recovery together at last, perhaps the most interesting new thing at Greenbuild.

It's the right thing to do in so many ways, as LivingHome, Make it Right, Cradle to Cradle and Hanley Wood build a comfy new home for the Lower Ninth

All kinds of interesting people were at Greenbuild.

It's a ritual; they pick the ten top products and I complain that they are not sexy. This year is different.

This Australian design takes the work out of parking bikes.

MAKAR is doing the kind of work that puts North American architects and builders to shame.